package com.shop.tools;

import static org.hamcrest.CoreMatchers.instanceOf;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.ModelAndView;

@Component
public class CustomHandleExceptionResolver implements HandlerExceptionResolver{

	@Override
	public ModelAndView resolveException(HttpServletRequest request, HttpServletResponse response, Object handler,
			Exception ex) {
		CustomException customException = null;
		if(ex instanceof CustomException) {
			customException = (CustomException) ex;
		}else {
			customException = new CustomException("未知异常！");
		}
		ModelAndView mv = new ModelAndView();
		mv.addObject("errorMsg", customException.getMessage());
		mv.setViewName("error");
		return mv;
	}

	


}
